It’s always surprising that people are still largely unaware of the Koch brothers' and their secretive dark-money organization that is behind the climate change denial movement, the assault on women’s rights and LBGT rights, “right-to-work” legislation, “stand your ground” laws, de-funding public education, privatizing prisons, you name it. Without any doubt, the Koch brothers are the biggest threat to the proverbial American Dream and a robust and healthy middle class.